Vitex should be sown at 0.6 to 0.7 kilogram per hectare or about 250 to 280 grams per acre, while anise hyssop is sown at the rate of 2.5 kilogram per hectare or 1 kilogram per acre. Space vitex 300 by 100 centimeters apart in the field and anise hyssop 50 to 75 by 25 to 30 centimeters.